/Engine/Plugins/Experimental/ScreenReader/Source/ScreenReader/Public/GenericPlatform/ScreenReaderApplicationMessageHandlerBase.h
Returns the underlying message handler that application messages bubble down to if the screen reader application message handler does not handle the event.
[TSharedRef](API\Runtime\Core\Templates\TSharedRef)< [FGenericApplicationMessageHandler](API\Runtime\ApplicationCore\GenericPlatform\FGenericApplicationMessageHandle-) > GetTargetMessageHandler() const